Update DocLayNet-small.py

DocLayNet-small.py

@@ -190,38 +190,41 @@ class DocLayNet(datasets.GeneratorSmalldBuilder):
             ann_dir = os.path.join(filepath, "annotations")
             img_dir = os.path.join(filepath, "images")
             pdf_dir = os.path.join(filepath, "pdfs")
+        
             for guid, file in enumerate(sorted(os.listdir(ann_dir))):
                 texts = []
                 bboxes_block = []
                 bboxes_line = []
                 categories = []
+                
                 # get json
                 file_path = os.path.join(ann_dir, file)
                 with open(file_path, "r", encoding="utf8") as f:
                     data = json.load(f)
+                    
                 # get image
                 image_path = os.path.join(img_dir, file)
                 image_path = image_path.replace("json", "png")
                 image, size = load_image(image_path)
+                
                 # get pdf
                 pdf_path = os.path.join(pdf_dir, file)
                 pdf_path = pdf_path.replace("json", "pdf")
                 with open(pdf_path, "rb") as pdf_file:
                     pdf_bytes = pdf_file.read()
                     pdf_encoded_string = base64.b64encode(pdf_bytes)
-                # get all data
-
-				for item in data["metadata"]:
-					page_hash = item["page_hash"]
-				    original_filename = item["original_filename"]
-				    page_no = item["page_no"]
-				    num_pages = item["num_pages"]
-				    original_width = item["original_width"]
-				    original_height = item["original_height"]
-				    coco_width = item["coco_width"]
-				    coco_height = item["coco_height"]
-				    collection = item["collection"]
-				    doc_category = item["doc_category"]
+                    
+                # get all metadadata
+                page_hash = data["metadata"]["page_hash"]
+				original_filename = data["metadata"]["original_filename"]
+				page_no = data["metadata"]["page_no"]
+				num_pages = data["metadata"]["num_pages"]
+				original_width = data["metadata"]["original_width"]
+				original_height = data["metadata"]["original_height"]
+				coco_width = data["metadata"]["coco_width"]
+				coco_height = data["metadata"]["coco_height"]
+				collection = data["metadata"]["collection"]
+				doc_category = data["metadata"]["doc_category"]
 
                 for item in data["form"]:
                     text_example, category_example, bbox_block_example, bbox_line_example = item["text"], item["category"], item["box"], item["box_line"]